/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.drill.exec.vector.accessor;
import org.apache.drill.common.types.TypeProtos.MajorType;
import org.apache.drill.common.types.TypeProtos.MinorType;
import org.apache.drill.common.types.Types;
import org.apache.drill.exec.vector.complex.UnionVector;
import org.apache.drill.exec.vector.complex.impl.UnionWriter;
import org.apache.drill.exec.vector.complex.reader.FieldReader;
import java.io.InputStream;
import java.io.Reader;
import java.math.BigDecimal;
import java.sql.Date;
import java.sql.Time;
import java.sql.Timestamp;
public class UnionSqlAccessor extends AbstractSqlAccessor {
FieldReader reader;
public UnionSqlAccessor(UnionVector vector) {
reader = vector.getReader();
}
@Override
public boolean isNull(int rowOffset) {
reader.setPosition(rowOffset);
return reader.isSet();
}
@Override
public BigDecimal getBigDecimal(int rowOffset) throws InvalidAccessException{
reader.setPosition(rowOffset);
return reader.readBigDecimal();
}
@Override
public boolean getBoolean(int rowOffset) throws InvalidAccessException{
reader.setPosition(rowOffset);
return reader.readBoolean();
}
@Override
public byte getByte(int rowOffset) throws InvalidAccessException{
reader.setPosition(rowOffset);
return reader.readByte();
}
@Override
public byte[] getBytes(int rowOffset) throws InvalidAccessException{
reader.setPosition(rowOffset);
return reader.readByteArray();
}
@Override
public double getDouble(int rowOffset) throws InvalidAccessException{
reader.setPosition(rowOffset);
return reader.readDouble();
}
@Override
public float getFloat(int rowOffset) throws InvalidAccessException{
reader.setPosition(rowOffset);
return reader.readFloat();
}
@Override
public int getInt(int rowOffset) throws InvalidAccessException{
reader.setPosition(rowOffset);
return reader.readInteger();
}
@Override
public long getLong(int rowOffset) throws InvalidAccessException{
reader.setPosition(rowOffset);
return reader.readLong();
}
@Override
public short getShort(int rowOffset) throws InvalidAccessException{
reader.setPosition(rowOffset);
return reader.readShort();
}
@Override
public char getChar(int rowOffset) throws InvalidAccessException{
reader.setPosition(rowOffset);
return reader.readCharacter();
}
@Override
public String getString(int rowOffset) throws InvalidAccessException{
reader.setPosition(rowOffset);
return getObject(rowOffset).toString();
}
@Override
public Object getObject(int rowOffset) throws InvalidAccessException {
reader.setPosition(rowOffset);
return reader.readObject();
}
@Override
public MajorType getType() {
return Types.optional(MinorType.UNION);
}
@Override
public Class<?> getObjectClass() {
return Object.class;
}
}